6551711104500 has 144 divisors (see below), whose sum is σ = 21335189750784. Its totient is φ = 1690764120000.

The previous prime is 6551711104493. The next prime is 6551711104511. The reversal of 6551711104500 is 54011171556.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23343336 + ... + 23622335.

It is an arithmetic number, because the mean of its divisors is an integer number (148161039936).

Almost surely, 2^{6551711104500} is an apocalyptic number.

6551711104500 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6551711104500 is an abundant number, since it is smaller than the sum of its proper divisors (14783478646284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6551711104500 is a wasteful number, since it uses less digits than its factorization.

6551711104500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46965727 (or 46965712 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 36.

The spelling of 6551711104500 in words is "six trillion, five hundred fifty-one billion, seven hundred eleven million, one hundred four thousand, five hundred".